The Geely Qingqi (D1E41QMB) is a Suzuki reproduction 50cc vertical, single-cylinder, 2-stroke, forced air engine. This engine has a displacement of 49cc. The bore size is 41mm with a stroke of 37mm. The transmission is a CVT automatic transmission. These can be started using either electric or kick start.

This engine, made by Qingqi, is one of the most common engines used on scooters and mopeds in China and other parts of the world. Other 50cc engine numbers include the D1E41QMB02, H1E41QMB, H1E41QMB-A and LC1E41QMB. This engine is used on the Qingqi QMQT50-B2, Verucci VC50TS-3m, early 1990s Verucci (division of Qingqi) models, newer pre 2007 Verucci models and mini ATVs including the Taizhou ATV50-1.